Joel Arem, second edition of Color encyclopedia of Gemstones in the
photo number 93 shows a picture of what you are descirbing. I also have a
stone that has the velvet blue and also a velvet gray. Bob Goll Kansas
Joel Arem, second edition of Color encyclopedia of Gemstones in the
photo number 93 shows a picture of what you are descirbing. I also have a
stone that has the velvet blue and also a velvet gray. Bob Goll Kansas